CVE-2026-100869

Summary

Sylius versions before 2.1.16 and 2.2.9 fail to restrict payment request actions in the Shop API endpoint, allowing customers to trigger refunds on completed orders. Attackers with order tokens can submit arbitrary payment actions like refunds that payment gateways execute while Sylius maintains order as paid, causing financial loss.

Affected Software

VendorProductVersion RangeStatus
SyliusSylius2.0.0 < 2.1.16affected
SyliusSylius2.2.0 < 2.2.9affected

Weaknesses

  • CWE-863: Incorrect Authorization

References